code: def get(self, key):
      return self.state[key]
  
file_path: ray/doc/source/ray-core/doc_code/actor_checkpointing.py
imports: import os
  import sys
  import ray
  import json
  import tempfile
  import shutil
label_desc: Use image node_id 3 for calling the ImmortalActor obj's underlying member method code with example usage: obj.get(key) and returns: self